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Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received Offshore Oil Eng Qingdao Co patent application for Valve Welding-free Pressure Test Device and Method Thereof. Song Shuyang, Li Changbo, Guo Jianyong, Dong Jishui, Wang Xuelong, Xiao Baoheng, Jia Mingqiang, Cui Kun, Li Jiafu and Xu Geng developed the in..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Safety Engineering Research Institute Co Ltd patent application for Preparation Method and Application of Immobilized Laccase Preparation. This invention was developed by Zhang Fuliang, Wang Wei, Xie Yan, Yao Meng,..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has filed a patent application for Detergent for Polymer Deliming Treatment, Application of Detergent and Washing Method for Washing and Deliming Polypropylene. This invention was developed by Wang Junrong, Li Peng, Zhang Xin, Cui Yue, Wang Libo, Yu Yang, Yu Lianrong, Wang Yongnian, Shi ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Inner Mongolia Wonderful Biotechnology Co Ltd has filed a patent application for Cold-pressed Refined Linseed Oil as Well as Preparation Method and Application Thereof. This invention was developed by Yan Xinlei, Wang Ruijun and Li Fujun.
The patent application number is CN202610185447 20260209. The patent..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Xi'an Tuobang Oil And Gas Tech Service Co Ltd has filed a patent application for Marine Natural Gas Three-phase Separation Equipment. This invention was developed by Wang Pengfei, Hao Zekun, Deng Wenke and Hao Yuhong.
The patent application number is CN20261085073 20260122. The patent publication number is..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has submitted a patent application for Natural Gas Complex Iron Desulfurization Solution and Preparation Method Thereof. This invention was developed by Zhang Wu, Liu Qisong, Peng Zicheng, Zhang Chunyang and Peng Xiujun.
The patent application number is CN202411431161 20241014. The pa..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has submitted a patent application for Natural Gas Desulfurization Compound Solvent as Well as Preparation Method and Application Thereof. This invention was developed by Xue Jingwen, Fan Rui, Gao Feng, Yang Chaoyue, Fu Jingqiang and Xiong Gang.
The patent application number is CN2024..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Harbin Institute Of Technology and Harbin Institute Of Technology Zhengzhou Research Institute have submitted a patent application for Biomass Cracking Gasification Hydrogen Production Device and Method Based on Continuous Injection Filtering Combustion. This invention was developed by Zhou Weixing, Zhang Lum..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- China University of Petroleum, East China has submitted a patent application for Dechlorination Device and Dechlorination Method. This invention was developed by Du Feng, Yu Menghao, Li Zongtao, Zhou Xun, Li Chuan, He Yulin, Luo Hui and Deng Wen'an.
The patent application number is CN202610182306 20260209. T..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received China Petroleum & Chemical and SINOPEC Engineering (Group) patent application for Emulsion Layer Treatment System and Method in Electric Desalting Tank. Zhang Yuan, Wang Xue, Shin Myung-ju, Zhai Ruohao, Zhao Xingyu and Jiang Xingjia developed the invent..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Li Chaoli patent application for Crude Oil Sand Filtering Device for Petroleum Processing.
The patent application number is CN202310496817 20230505. The patent publication number is CN121852082 (A). International Patent Classification codes are B01D35/..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Methacrylic Acid Catalyst as Well as Preparation Method and Application Thereof. The invention was developed by Liu Xiaofei, Huang Xin, Li Pingzhi, Jing Xilin, Zhang Guoqiang, Xiang Yongsheng, Wei Zhenni, He..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Shanghai Jiuheng Tech Co Ltd has submitted a patent application for Infrared Gas Cloud Imager for VOC Gas Monitoring. This invention was developed by Ma Weiwei, Li Shuping, Huang Tao and Wang Tingting.
The patent application number is CN202610198019 20260211. The patent publication number is CN121856201 (A..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Inst Co Ltd patent application for Memory, Chromaticity Determination Method, Device and Equipment for Paraffin Product. The invention was developed by Guo Shigang, Zhang Yanling..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has sought patent for Rapid Determination Method for Aromatic Hydrocarbon Content in Catalytic Cracking Diesel Oil. This invention was developed by Zhang Li, Wei Shumei, Fan Jinlong, Feng Limei, Liu Huimin, Xu Yarong, Chen Lantian and Li Qinlei.
The patent application number is CN2024..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Experimental Device and Experimental Method for Simulating Damage Caused by Invasion of Sand Washing Fluid into Stratum. Wu Jian, Ma Bin, Wang Wei, Li Dongdong, Zhang Ming, Fang Zhigang, Liu Huiqin and Wang Z..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has submitted a patent application for Online Measurement Device and Method for Retention Volume of Dispersed Liquid Hydrocarbon in Hydrocarbon Source Rock. Yu Xiaohua, Wang Lin, Shao Manjun, Wei Shuangbao, Zhang Wei, Qing Zhong and Wang Wanpeng developed the invention.
The patent app..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Digital-analog Characterization Method for Oil Reservoir Pressure-drive Seepage Parameters. This invention was developed by Wang Xiaoguang, Yi Chuanjun, Kong Xiangshuai, Teng Li, Hu Yongjing, Luo Zhen, Qian C..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- CNPC Bohai Drilling Engineering Co Limited and China National Petroleum have sought patent for Erosion Test Device and Related Application. This invention was developed by Chen Xu, Li Liangliang, He Guanxi, Xiao Yao, Zhang Yongxin, Luo Tao, Jiang Haitao, Li Xiaolin, Jiang Shiwei, Li Qiang, Hu Wenbo, Gao Fei, ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Buried Gas Pipeline Leakage Characteristic Simulation Device and System. Qian Hao, Luo Min, Zhang Wen, Yang Lu, Xiao Fei and Zhang Shijian developed the invention.
The patent application number is CN202411..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- CNPC Offshore Engineering Co Limited and China National Petroleum have submitted a patent application for Vibration Monitoring System and Method for Cutting State of Sleeve Under Mud Line. This invention was developed by Wang Xianzhuang, Hao Dawei, Ji Peng, Chen Xiaoming, Liu Yong, Yang Weicai, Zhang Mi, Guo ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- China Petroleum Pipeline Engineering Co Ltd, China Petroleum Pipeline Co Ltd and China National Petroleum have submitted a patent application for Oil-water Interface Detection Method and System Based on Dynamic Pressure Difference. This invention was developed by Ma Weiwei, Zhai Jiazi, Chen Yuezhu, Li Yongmin..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has applied Chinese patent for Device and Method for Detecting Solid Level in Container. Qiu Yanhua, Yang Jizhong, Chen Songlin, Xie Chuan, Xiao Huangfei and Dai Wanneng developed it.
The patent application number is CN202411424400 20241012. The patent publication number is CN12185564..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Natural Gas Critical Flow Venturi Nozzle Outflow Coefficient Fitting Method. The invention was developed by Chen Mi and Huang Min.
The patent application number is CN202411423258 20241012. The patent publ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Three Gorges Tech Co Ltd has sought patent for Electrolyte Flow Control Device, Method and Equipment for Electrolytic Hydrogen Production and Storage Medium. This invention was developed by Wang Wenyong, Yu Zhenhai, Sheng Huaying, Li Dongfang, Chai Zhixian and Yu Zhangtao.
The patent application number is ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published Zhejiang Tangu Machinery Co Ltd patent application for Electrolytic Hydrogen Production System. The invention was developed by Fan Pinliang and Fan Tiancheng.
The patent application number is CN20251215030 20251230. The patent publication number is ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Synthesis Method of Fluorescent Nano Sensor for Monitoring Content of Ferric Ions in Sewage. The invention was developed by Wang Haiquan, Dong Zhaoyong, Gai Fangyuan, Lu Shulai, Yu Xue, Yang Yufu, Zhao Dongy..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Shandong Nuoer Bio Tech Co Ltd has sought patent for Efficient Drag Reducer for Fracturing and Preparation Method Thereof. This invention was developed by Rong Minjie, Xu Yongsheng, Hu Congcong, Yu Qinghua and Rong Shuaishuai.
The patent application number is CN20251248293 20251231. The patent publication ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- China University of Petroleum, East China has filed a patent application for Thickening, Fracturing and Extraction Integrated Co2 Composite System as Well as Preparation Method and Application Thereof. This invention was developed by Zhang Zhihao, Wu Yining, Xu Zhongzheng, Ma Zhenfeng, Xu Xinjie, Zhao Mingwei..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has filed a patent application for Channeling Sealing Agent as Well as Preparation Method and Application Thereof. This invention was developed by Bai Lei, Du Jie, Xie Hui, Li Xiang, Li Kai, Tang Ke, Zhao Yong, Li Ming, Xu Chongjun and Luan Hexin.
The patent application number is CN20..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Crude Oil Pour Point Depressant and Preparation and Application Thereof. Qin Zhonghai, Li Siyu, Wang Kejia, Song Ying, Jing Jizhe, Wei Yuhao, Zhang Shuangyan, Zhang Wei, Lei Xiaoyang and You Jing developed th..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Panjin Liaoyou Fenghua Petroleum Machinery Mfg Co Ltd patent application for Oil-resistant Sterilizing Corrosion-inhibition Foaming Agent for Gas Well as Well as Preparation Method and Application of Oil-resistant Sterilizing Corrosion-inhibition Foamin..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Yanan Zhili Petroleum Engineering Tech Service Co Ltd has submitted a patent application for Multi-effect Composite Blocking Remover for Oil and Water Wells and Use Process of Multi-effect Composite Blocking Remover. This invention was developed by Xue Xiaobin and Bai Peng.
The patent application number is..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Chemical Temporary Plugging Agent for Oil Testing Operation of Leakage Reservoir as Well as Preparation Method and Application of Chemical Temporary Plugging Agent. Yang Jian, Lu Linfeng, Tang Geng, Tian Lu, ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has sought patent for Plugging Material for Liquid Carbon Dioxide Injection Well Oil Jacket Annulus and Preparation Method and Application Thereof. This invention was developed by Cheng Xiaowei, Yao Qingtong, Yang Xuesong, Liu Jundong, Wang Bin, Tan Jinhua, Cao Bin, Guo Jing, Xie Weiyi, ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received China University of Petroleum, East China and Qingdao University of Technology patent application for Method for Improving Sealing Quality of Ccus Well Cementation Interface. Zhang Zhen, Guo Shenglai, Lu Chang, Bu Yuhuan and Liu Huajie developed the inv..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- CNPC Chuanqing Drilling Engineering Co Limited and China National Petroleum have submitted a patent application for CO2 Pollution Resistant High-density Water-based Drilling Fluid and Preparation Method Thereof. This invention was developed by Wang Guoshuai, Xi Yunfei, Sun Jun, Li Zhibin, Feng Yong, Ai Jiawei..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Dongying Shanda Petroleum Tech Co Ltd patent application for Water-based Environment-friendly Antirust Coating for Metal Surface and Preparation Method of Water-based Environment-friendly Antirust Coating. This invention was developed by Wang Shujun and..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Co patent application for Pipeline Deformation Detecting and Shaping Integrated Device. This invention was developed by Zhang Jianshe, Guo Biao, Huang Jingyuan, Shi Gang, Du Peinan and Ji Wenbo.
..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Evaluation Method of Polyethylene Powder for Chemical Modification. The invention was developed by Liu Tao, Fan Jie, Li Guangquan, Gao Yan, Li Guoxin, Li Pengpeng, Gao Lin, Huang Anping, Zhang Jinbo and Kang..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Jiangsu Wuxi Env Monitoring Center patent application for Gas Sampling Equipment for Environmental Monitoring. This invention was developed by Qiu Nansong, Hao Xiang, Su Xiaoyan, Geng Lei, Wang Huijie, Gu Xuesong, Cui Yao, Qin Pei and Song Dawei.
The..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Device and Method for Testing Oil Discharge Efficiency of Hydrocarbon Source Rocks with Different Qualities. This invention was developed by Qi Peilin, He Changsong, Zhang Hong, Zheng Yuping, Pu Zhenshan, Yan..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Cylinder Type High-viscosity Crude Oil Sampling Device and High-viscosity Crude Oil Sampling Method. This invention was developed by Kang Xiaoping, Zhou Yuliang, Li Jingxiong, Zhang Hao, Duan Delin, Wang Guol..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has applied Chinese patent for Mixed Liquid Observation Sampling Tube and Use Method. Choi Hee, Shen Yafei, Li Nan, Hu Weishou and Wu Baiyong developed it.
The patent application number is CN202411432011 20241014. The patent publication number is CN121855938 (A). International Patent ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has submitted a patent application for Multi-energy Coupling Crude Oil Heating System and Method. This invention was developed by Zhao Yuwen, Li Peng, Xia Minmin, Hu Shifeng and Zhang Ping.
The patent application number is CN202411412841 20241011. The patent publication number is CN12..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Midea Group and Guangdong Midea Refrigeration Equipment have submitted a patent application for Detection Method of Gas System, Gas System and Storage Medium. Liang Guorong, Liu Jian, Huang Zhaobin, Xu Zhenkun, Zhou Quan, Zhang Yongming and Wang Zuowei developed the invention.
The patent application number..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Sinopec Shanghai Eng Co Ltd and SINOPEC Engineering (Group) patent application for Air Pipe Interface Device and Application Thereof. This invention was developed by Wang Xiaobang and Chu Chunling.
The patent application number is CN202411427149 2024..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Ningbo Institute Materials Technology & Eng CAS has submitted a patent application for Method for Resisting Hydrogen Embrittlement Through Ultrasonic Impact Surface Treatment and Application. Lu Hongfang, Xing Xiao, Li Xiang, Luo Xiaoming, Cheng Yufeng, Wang Ximing, Zhou Chengshuang, Zhang Yan, Wang Jun and L..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received Petrochina Co Limited and Shandong University patent application for Method for Improving Corn Ethanol Yield by Enhancing Corn Fiber Enzymolysis Saccharification. Ning Yanchun, Li Xuezhi, Xing Jing, Xu Fang, Hu Shiyang, Dong Zhaoyong, Xu Youhai, Lu Xian..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Sinopec Shanghai Eng Co Ltd and SINOPEC Engineering (Group) patent application for Separation and Purification Method and System for Deuterated Formic Acid Electrolyte. This invention was developed by Zhou Jiaojiao and Zhou Fangzhou.
The patent appli..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Dalian Petroleum Chemical Research Inst Co Ltd patent application for Continuous Wet Ball-milling Separation Equipment and Method. This invention was developed by Li Jingwei, Meng Fanfei, Liao Changjian, Wang Jing,..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Beijing Res Center CNOOC China Co Ltd and China Nat Offshore Oil Corp have filed a patent application for Ocean Internal Wave Monitoring and Early Warning Device for Offshore Oil and Gas Platform. This invention was developed by Guan Yanfeng, Yuan Wei, Xie Botao, Zhao Wei, Wang Huoping, Huang Bigui, Zhang Qi,..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- China University of Petroleum, East China has submitted a patent application for Flow Guide Component for Shell Pass Inlet of Heat Exchanger. This invention was developed by Meng Huibo, Zhou Yi, Zhu Rupeng and Jiang Wenchun.
The patent application number is CN20261051521 20260115. The patent publication numb..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Zhongke Qingzhuo Suzhou Tech Development Co Ltd has submitted a patent application for Integrated Oxygen-rich and Hydrogen-rich Humidifying Environment Adjusting System and Control Method Thereof. This invention was developed by Gao Yuan, Jing Yueqiang, Zhang Fuyun and Yang Zhaoxing.
The patent application..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Hefei Comprehensive National Science Center Energy Research Institute Anhui Energy Laboratory has sought patent for Circumferential Stepless Adjustable Plasma Free Radical Injection Ammonia-coal Co-combustion Device. This invention was developed by Sun Wangping, Li Kun, Li Haiyan, Wu Dianwu, Ya Huaqing, Hou X..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Jinjiang Guosheng New Material Tech Co Ltd has sought patent for Preparation Method of Supercritical Carbon Dioxide Foaming Sole. This invention was developed by Zhang Xiaohai.
The patent application number is CN20261010672 20260106. The patent publication number is CN121851462 (A). International Patent Cl..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- CNPC Xibu Drilling Engineering Co Limited and China National Petroleum have applied Chinese patent for Plugging Agent, Preparation Method Thereof and Application of Plugging Agent in Plugging Slurry for Oil Exploitation. Jia Yonghong, Zhu Yun, Ma Xiaofei, Ye Anchen, Fang Yanwei, Zhang Wei and Wang Meng develo..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Temperature-sensitive Wall-fixing Agent Based on Pickering Emulsion and Preparation Method of Temperature-sensitive Wall-fixing Agent. Zhang Bojian, Luo Suzhou, Liu Youquan, Wang Xianbing, Ma Yong and Liu Shu..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- China University of Petroleum, East China has submitted a patent application for Deepwater Shallow Hydrate-containing Stratum Borehole Wall Stabilizer as Well as Preparation Method and Application Thereof. This invention was developed by Zhao Xin, Qiu Zhengsong, Sun Hengkun, Kang Yujie and Liu Jianqiang.
The..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released China Petroleum & Chemical, Sinopec Oil Refining Sales Co Ltd and Sinopec Dalian Petroleum Chemical Research Institute Co Ltd patent application for Insect-expelling and Weight-gaining Microcapsule and Preparation Method Thereof. This invention was deve..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received Xiaolanyuanchuang Zhejiang Energy Tech Co Ltd patent application for Air Drying Mechanism for On-line Production of Membrane Filaments of Biogas Separation Membrane. Liu Qiang, Song Heping and Song Yanhui developed the invention.
The patent applicati..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has sought patent for Reciprocating Pump Packing Assembly and Method for Quickly Disassembling and Assembling Reciprocating Pump Packing. This invention was developed by Liu Xiaoning, Qin Feng, Ding Xingfu, Guo Jian, Zhu Anjiang, Chen Qiliang, Wang Liangliang, Jiang Xiaohua, Liu Xiangdon..
Oil & Gas
| Wed 15 Jul 2026
Munich, July 15 -- Linde has filed a patent application for Electrolysis System and Method for Providing an Electrolysis System. This invention was developed by Bohn Jan-peter and Göke Volker.
The patent application number is EP20240020353 20241230. The patent publication number is EP4768630 (A1). International Patent Classi..
Oil & Gas
| Wed 15 Jul 2026
Munich, July 15 -- Choilab Inc has filed a patent application for 2-phase Anaerobic Digestion System with Increased Biogas Production. This invention was developed by Choi Yong Keun and Park Sae Rom.
The patent application number is EP20250217908 20251124. The patent publication number is EP4768565 (A1). International Patent ..
Oil & Gas
| Tue 14 Jul 2026
Beijing, July 15 -- CNPC Xibu Drilling Engineering Co Limited and China National Petroleum have submitted a patent application for Cement-squeezing Plugging and Squeezing Method for Gas Storage. This invention was developed by Liang Huaxin, Zhang Yi, Wu Yan, Pei Xiaobo, Liu Shencheng, Gao Tao, He Jian, Yu Jianjun and Yang Qichan..
Oil & Gas
| Tue 14 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received Petrochina Co Limited patent application for Salt Cavern Gas Storage Building Method Based on Twin-well Cavity Building. Gou Yanxia, Li Kang, Liu Mancang, Wu Zhide, Li Haitao, Bai Song, Wanyan Qiqi, Ran Lina, Wang Yun and Wu Jianan developed the inventi..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has applied Chinese patent for Organic Polymer Carrier, Ethylene Selective Oligomerization Catalyst and Preparation Method and Application Thereof. Zhang Peng, Qiao Tongsen, Chen Dewen, Huang Anping, Wang Xiong, Meng Xia, Ren Yue, Guo Yun, Han Xiaoyu and Kang Wenqian developed it.
The..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has sought patent for Ethylene In-situ Copolymerization Catalyst System and Application Thereof. This invention was developed by Zhang Peng, Qiao Tongsen, Chen Dewen, Huang Anping, Wang Xiong, Meng Xia, Ren Yue, Guo Yun, Han Xiaoyu and Kang Wenqian.
The patent application number is CN..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published Petrochina Co Limited and China Huanqiu Contracting & Engineering patent application for Solid Amine Adsorbent as Well as Preparation Method and Application Thereof. The invention was developed by Chen Shengbin, Sun Changgeng, Wang Yuxiang, Liu Penghao..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Petrochina Co Limited and China Huanqiu Contracting & Engineering patent application for Solid-state Polyamine Adsorption Material, Preparation Method Thereof and Carbon Dioxide Adsorption Trapping Material. This invention was developed by Chen Shengbin..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Metal Compound Containing Nitrogen and Phosphine, Preparation Method Thereof, Catalyst Composition and Method for Preparing Olefin Polymer. The inv..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Phosphorus-nitrogen Coordinated Metallocene Compound as Well as Preparation Method and Application Thereof. The invention was developed by Li Wenbing, Lu Xu, Shao Shibo, Wei Xiaohui, Liu Shi, Yang Yanxiang, ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Pre-transition Metal Compound Containing Nitrogen and Phosphine as Well as Preparation Method and Application of Pre-transition Metal Compound. Liu ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has released Petrochina Co Limited patent application for Fluorescent Probe for Identifying Lithium Ions as Well as Preparation Method and Application of Fluorescent Probe. This invention was developed by Zhang Hanming, Wang Shijia, Zhu Zhongwei, Tang Zhiqiang, Guo ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- CNPC Engineering Materials R&D Co Limited and China National Petroleum have submitted a patent application for Oil and Gas Station Process Pipeline Corrosion Monitoring and Early Warning Method and System. Song Chengli, Dong Zhanmin, Xu Kangkai, Liu Xinbao, Zhu Lixia, Li Lifeng and Luo Jinheng developed the i..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- China Nat Oil And Gas Exploration And Development Ltd and China National Petroleum have applied Chinese patent for Experimental Device and Experimental Method for Simulating Long-distance Transportation of Deepwater Oil Field. Yuan Yujin, Wei Jianwu, Li Yunbo, He Wenyuan, Wang Hongjun and Yang Chaopeng develo..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published Huacanke Ship Tech Shanghai Co Ltd patent application for Organic Liquid Hydrogen Storage and Supply Equipment with Dehydrogenation Function. The invention was developed by Yang Jinxin, Lu Zhengguo, Liu Yizhou, Yuan Yi and He Han.
The patent applica..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received China University of Petroleum, Beijing patent application for Low-friction Ocean Bundling Pipe Centralizer Based on Rolling Elements and Assembling Method Thereof. Liu Ruihao, Yu Xiaoqian, Peng Jin, Xu Pengfei, Wu Chunming, Li Rui, Chen Qiuhe, Li Yisen,..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- China Petroleum Logging Co Ltd and China National Petroleum have sought patent for Instrument for Detecting Inside of Pipeline. This invention was developed by Liu Guoquan, Sun Yi, Joo Mun Kyu, Li Yamin, Chen Tao, Wu Ling, Shi Chao, Wang Tingting and Wu Nannan.
The patent application number is CN2024114273..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Sichuan Xiling Petroleum Tech Co Ltd has filed a patent application for Grease Injection Valve and Grease Injection Method Thereof. This invention was developed by Yu Houping, Yang Jinxian, He Shizhong and Mei Zonglu.
The patent application number is CN202610265841 20260305. The patent publication number i..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has filed a patent application for Multistage Sealing Ball Valve. This invention was developed by Jiao Bin, Zhang Hao, Wang Jia, Liu Dongbin, Zhang Xudong, Xie Ting, Kang Xiaoping, Wei Wenxi, Li Jingxiong, Xu Xianwei, Guo Zhongming, Wang Guolu and Li Hongxing.
The patent application n..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- CSSC Jieli Gas Technology (Shanxi) has submitted a patent application for Fixed Guide Rail. This invention was developed by Duan Longfei, Hao Xuewei, Lang Man, Wang Tian, Cao Yanlin and Zhou Xiaoxian.
The patent application number is CN202610195450 20260211. The patent publication number is CN121854523 (A). ..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Fusi Spring Natural Water Danjiangkou Co Ltd has submitted a patent application for Efficient Hydrogen-rich Small Molecular Group Water Preparation Equipment and Preparation Method. Qin Zhizun and Hu Bingyou developed the invention.
The patent application number is CN20261044556 20260114. The patent public..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has filed a patent application for Boron-containing ZSM-5 Molecular Sieve and Preparation Method Thereof. This invention was developed by Hu Qingxun, Du Xiaohui, Huang Shiying, Liu Tao, Wang Manyun, Sun Xueqin, Liu Huangfei, Wang Baojie, Liu Chaowei and Xiong Xiaoyun.
The patent appli..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published Petrochina Co Limited patent application for Low-sodium High-crystallinity Y-type Molecular Sieve and Preparation Method Thereof. The invention was developed by Liu Tao, Wang Manyun, Zheng Yunfeng, Pan Zhishuang, Lyu Penggang, Cao Gengzhen, Huang Jianf..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has published Xi'an Jiaotong University and China Institute of Atomic Energy patent application for Method for Preparing Ultrathin Aerogel by Supercritical Drying of Carbon Dioxide. The invention was developed by Kwak In-ju, Guo Xuming, Yang Shengchun, Gong Ming and..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has applied Chinese patent for Nitrogen-doped Hierarchical Pore Carbon Material as Well as Preparation Method and Application Thereof. Feng Xiaotong, Wu Shufeng, Pu Xin, Shen Cong, Liu Junqiang, Wang Yubin, Yang Yue, Tang Zhonghua and Liu Xingyu developed it.
The patent application nu..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has filed a patent application for Evaluation Device and Evaluation Method for Desulfurization Effect of Desulfurizing Agent. This invention was developed by Qiu Yanhua, Chen Xin, Ji Weian, Wang Feng, Wen Qing and Zhang Wenjuan.
The patent application number is CN202411413693 20241011..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has sought patent for Evaluation Device and Evaluation Method for Influence Factors of Desulfurization Effect of Direct Injection of Pipeline. This invention was developed by Lin Yu, Chen Xin, Ji Weian, Wen Qing, Zhang Wenjuan and Wu Kunyi.
The patent application number is CN202411413..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- China University of Petroleum, East China has submitted a patent application for Method and System for Quantitatively Characterizing Generation and Discharge of Organic Acid in Thermal Evolution Process of Hydrocarbon Source Rock. This invention was developed by Liu Jingdong, Guo Zhenao, Liu Hua, Wei Zhaomeng..
Oil & Gas
| Wed 15 Jul 2026
Munich, July 15 -- Exxonmobil Technology and Engineering Co has submitted a patent application for Plasma-assisted Method of Manufacturing Carbon Nanotubes. This invention was developed by Johnson Robert A, Colby Robert J, Wang Kun, Türköz Emre, Mitchell Jonathan, Liu Sophie, Ma Ning, Pyl Steven and Raman Sumathy.
The paten..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has filed a patent application for Method for Determining Free Amine in Amino-terminated Liquid Nitrile Rubber (ATBN) by Gas Chromatography Technology. This invention was developed by Qin Peng, Zhang Huaqiang, Yang Hailong, Zhong Qilin, Wang Xue, Wang Wancheng, Wei Xuling, Zhao Zhichao, ..
Oil & Gas
| Wed 15 Jul 2026
Munich, July 15 -- Entegris has sought patent for Packaging Bag and Method of Making and Using the Same. This invention was developed by Schönburg Toni.
The patent application number is EP20240861140 20240830. The patent publication number is EP4770924 (A1). International Patent Classification codes are B65D33/01, B65D65/40, B..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Guangdong Institute Of Special Equipment Inspection And Research Maoming Inspection Institute has applied Chinese patent for Method and System for Detecting Appearance Defects of Soil-covered Liquefied Hydrocarbon Storage Tank. Huang Yu, Yuan Xinan, Zhu Junjun and Li Wei developed it.
The patent applicatio..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- CNPC Xibu Drilling Engineering Co Limited and China National Petroleum have sought patent for Standard Establishment Method for Evaluating Hydrocarbon Source Rock Based on Rock Pyrolysis. This invention was developed by Du Xiao, Wang Hongwei, Li Kairong, Wang Hongtao, Chen Junnan, Shi Xiaopu and Li Qiang.
..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- Petrochina Co Limited has submitted a patent application for Method and Device for Determining Distribution Condition of Carbon Dioxide and Oil Phase Interface, Electronic Equipment and Storage Medium. This invention was developed by Huang Jia, Lyu Weifeng, Liu Qingjie, Zhou Xinyu, Mei Yuhao and Gao Ming.
..
Oil & Gas
| Wed 15 Jul 2026
Munich, July 15 -- European Patent Office has received Saudi Arabian Oil Co and King Abdullah University of Science and Technology patent application for High Pressure Reverse Water Gas Shift Reaction with Low Selectivity to Methane. Sabate Jorge Gascon and Ribeiro Gallo Jean Marcel developed the invention.
The patent applica..
Oil & Gas
| Wed 15 Jul 2026
Beijing, July 15 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Safety Engineering Research Institute Co Ltd patent application for Drainage Biotoxicity Monitoring Device and Method Based on Camera Tracing Technology. Zhang Yantian, Yu Anfeng, Wang Yuejie, Zhao Sheng, Zhang Cha..
Oil & Gas
| Tue 14 Jul 2026
Munich, July 15 -- Rain Carbon BV has sought patent for an Optimized Process for Producing Isotropic Petroleum-based Products and Carbon Precursors. This invention was developed by Claes Joris, Van De Vyvere Vincent and Denoo Bram.
The patent application number is EP20240223853 20241231. The patent publication number is EP476..
Oil & Gas
| Tue 14 Jul 2026
Munich, July 15 -- Rain Carbon BV has sought patent for an Optimized Process for Producing Isotropic Petroleum-based Products and Carbon Precursors. This invention was developed by Claes Joris, Van De Vyvere Vincent and Denoo Bram.
The patent application number is EP20240223849 20241231. The patent publication number is EP476..
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